Quick answers
- Which hospitals does Preston W. Arndt work at?
- Medicare's official clinician data lists Preston W. Arndt at 2 hospitals: Community Memorial Hospital - Ojai and Community Memorial Hospital - Ventura. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Preston W. Arndt see patients?
- Medicare's clinician data lists 1 practice location in Ojai, CA. Call before your visit to confirm the address.
- What is Preston W. Arndt's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Preston W. Arndt accept Medicare assignment?
- Yes. Medicare's clinician data says Preston W. Arndt accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Preston W. Arndt offer telehealth?
- Medicare's clinician data says Preston W. Arndt offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Preston W. Arndt?
- (805) 233-4231, as listed in official Medicare / NPI Registry data.
- What is Preston W. Arndt's NPI number?
- 1346303336. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Preston W. Arndt works
Medicare's Facility Affiliation Data lists Preston W. Arndt at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Community Memorial Hospital - OjaiOjai, CA · Critical Access Hospital · CCN 051334
- Community Memorial Hospital - VenturaVentura, CA · Acute Care Hospital · CCN 050394
Practice locations
Addresses where Preston W. Arndt is enrolled with Medicare (CMS data updated 2026-10-02).
- 411 W Ojai Ave, Suite BOjai, CA 93023 (805) 233‑4231
Specialties
- Family Practiceprimary
Other family doctors in Ojai
Clinicians with the same Medicare primary specialty in Ojai, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Minnesota Medical School |
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1346303336 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians